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1-6 of 6 Results
  1. Video Source Items
    Barely used Master CM 7777 TITAN2 UHF/VHF PREAMPLIFIER. This is the better original version with the separate VHF and UHF inputs. This version is no longer made and are very difficult to find now. Asking $45 shipped.
  2. HDTV Technical
    I have a Winegard 7697p connected to a Channel Master CM-7777 preamplifier mounted in my garage attic (equivalent of a second floor). Below is my TVFool chart. I get "good" reception according to my television on all of the yello and pink channels EXCEPT Fox (48 / 57.1). My TV doesn't even...
  3. HDTV Technical
    Note: These new models have:Only a single input, Higher NF specs No longer list overload specs A different power supply system Due to these differences, PCT should consider changing model numbers to avoid customer confusion between the current and new models. Photos 7777 / 7778 spec sheet...
  4. HDTV Technical
    I currently have a CM4228 + CM7777, and depending upon the season it seems that I need to move the antenna around because of bouncing off trees etc. So.... I've ordered an Eagle Aspen ROTR100 rotator that uses the existing coax. It seems that the controller for the rotator replaces the power...
  5. HDTV Technical
    My CM7777 preamp has failed. I want to determine if the failure is due to the power supply or the preamp itself. Does the power supply output a DC voltage on the center conductor? If I measure with a voltmeter, what voltage should I get?
  6. HDTV Technical
    I'm looking into installing an OTA solution here (zip 78643). With the exception of one station, which I can get with a small indoor antenna, all of the others are pretty distant. Here's what tvfool.com shows for my address with respect to digitals in 2009, assuming mount 20' AGL (15' to top of...
1-6 of 6 Results